1966 Chevrolet Chevy II Automatic Transmission Parts

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Keep Your 1966 Chevrolet Chevy II in Top Shape with Quality Automatic Transmission Parts

Whether you’re repairing or upgrading your Automatic Transmission Part, using high-quality parts is key to keeping your 1966 Chevrolet Chevy II looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Overdrive Solenoid O-Rings, Transmission Modulator Valves, and Transmission Dipsticks. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Automatic Transmission Parts from Trusted Brands

Looking for a reliable Automatic Transmission Part? We’ve got you covered with options from brands you know and trust like Dorman. For example, Dorman Automatic Transmission Parts start at just $11.99 with an average 4.2 star rating. With over 70 reviews and a solid 3.3 star average, you can shop with confidence knowing other Chevrolet Chevy II owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1966 Chevrolet Chevy II Automatic Transmission Part at Advance Auto Parts is around $47.91, with a range that starts at $3.79 and goes up to $149.99. With 17 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like National Multi-Purpose Seal, 240698, Mr. Gasket Torque Converter To Flex Plate Bolts, 6716, and Dorman Clutch Pilot Bushing, 690-014.1 start at just $3.79 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Automatic Transmission Part, don’t forget to check out other key components like Torque Converter and Related Products and Transmission Cooler and Parts. At Advance Auto Parts, we’re here to help you keep your 1966 Chevrolet Chevy II in peak condition, inside and out.

Essential 1966 Chevrolet Chevy II Automatic Transmission Parts

Mr. Gasket – Mr. Gasket Torque Converter To Flex Plate Bolts, 6716 (Part No.6716)

Mr. Gasket Torque Converter To Flex Plate Bolts, 6716

from

$19.69
Mr. Gasket Torque Converter to Flexplate Bolts are forged from high quality steel and heat-treated for extra strength, these Grade 8 fasteners are a must for all hi-performance applications. Black plated finish helps resist rust and corrosion. Kits are complete with lock washers, where needed. Kits are complete with lock washers, where needed. 3/8-24 x 5/8 inch bolts with nuts. 3 per set.
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B & M – B & M Cable Bracket, 70460 (Part No.70460)

B & M Cable Bracket, 70460

from

$32.49
B&M cable bracket fits GM Powerglide automatic transmissions.
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Dorman – Help – Dorman – Help Clutch Pilot Bushing, 14650 (Part No.14650)

Dorman - Help Clutch Pilot Bushing, 14650

from

$11.99
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
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Dorman – Dorman Clutch Pilot Bushing, 690-014.1 (Part No.690-014.1)

Dorman Clutch Pilot Bushing, 690-014.1

from

$7.29
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
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ATP – ATP Automatic Transmission Front Pump Bushing, CB-4 (Part No.CB-4)

ATP Automatic Transmission Front Pump Bushing, CB-4

from

$11.79
ATP Transmission Components are exact fit, no compromise replacement parts
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Hooker BlackHeart – Hooker BlackHeart Transmission Cross member, 12627HKR (Part No.12627HKR)

Hooker BlackHeart Transmission Cross member, 12627HKR

from

$399.99
The Hooker BlackHeart 12627HKR is a heavy-duty transmission cross member engineered for LS/LT engine swaps in classic GM muscle cars. Designed for 1967-1969 F-body (Camaro/Firebird) and 1968-1974 X-body (Nova, Apollo, Omega, Ventura), it facilitates installation of 4L80E/4L85E automatic transmissions with precision fitment, strength, and maximum exhaust clearance.
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Hooker BlackHeart – Hooker BlackHeart Polyurethane Transmission Mount – Black, 71223029HKR (Part No.71223029HKR)

Hooker BlackHeart Polyurethane Transmission Mount - Black, 71223029HKR

from

$46.09
Hooker continues to set the standard of performance with the BlackHeart line of drivetrain components. These BlackHeart transmission mounts are constructed of durable polyurethane to handle the stress and vibration of high horsepower applications while still lasting longer than rubber mounts. Our 3-hole design allows multiple mounting options for factory chassis or custom hot rod applications and feature a unique built-in safety lock to keep from separating under high torque loads. Fits 1 or 2 bolt GM and Jeep applications.
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Hooker BlackHeart – Hooker BlackHeart Polyurethane Transmission Mount – Red, 71223030HKR (Part No.71223030HKR)

Hooker BlackHeart Polyurethane Transmission Mount - Red, 71223030HKR

from

$49.99
Hooker continues to set the standard of performance with the BlackHeart line of drivetrain components. These BlackHeart transmission mounts are constructed of durable polyurethane to handle the stress and vibration of high horsepower applications while still lasting longer than rubber mounts. Our 3-hole design allows multiple mounting options for factory chassis or custom hot rod applications and features a unique built-in safety lock to keep from separating under high torque loads. Fits 1 or 2-bolt GM and Jeep applications.
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B & M – B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166 (Part No.22166)

B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166

from

$132.99
Dress up your street rod with this stainless steel braided dipstick featuring a billet aluminum knob with an o-ring for a leak proof seal. The dipstick fits GM TH400 automatic transmissions and mounts to the Bell housing. The handle has the B&M logo laser etched on the top showing everyone you appreciate quality.
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Mr. Gasket – Mr. Gasket Automatic Transmission Dipstick With Tube, 9690 (Part No.9690)

Mr. Gasket Automatic Transmission Dipstick With Tube, 9690

from

$51.99
Fits GM (General Motors) Powerglide transmissions with an aluminum case. Chrome plated dipstick that includes O-ring for a positive seal.
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Pro-King – Pro-King Automatic Transmission Vacuum Modulator, MD-48 (Part No.MD-48)

Pro-King Automatic Transmission Vacuum Modulator, MD-48

from

$21.99
Fully adjustable vacuum modulator to maintain accurate shift points.
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Pro-King – Pro-King Automatic Transmission Vacuum Modulator, MD-33 (Part No.MD-33)

Pro-King Automatic Transmission Vacuum Modulator, MD-33

from

$28.99
Fully adjustable vacuum modulator to maintain accurate shift points.
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Carquest Premium – Carquest Automatic Transmission Modulator Valve, VMC1051 (Part No.VMC1051)

Carquest Automatic Transmission Modulator Valve, VMC1051

from

$66.99
The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.
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B & M – B & M Kickdown Switch Kit For Th400 Transmission, 20297 (Part No.20297)

B & M Kickdown Switch Kit For Th400 Transmission, 20297

from

$103.99
When swapping the TH400 transmission into any vehicle, this kit makes installation of the transmission’s kickdown feature a snap. This switch mounts to either a TH700R4, TH200, TH200-R4 or TH350 throttle cable bracket.
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ATP – ATP Automatic Transmission Band (Front), JX-58 (Part No.JX-58)

ATP Automatic Transmission Band (Front), JX-58

from

$29.99
ATP Transmission Components are exact fit, no compromise replacement parts
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B & M – B & M Shifter Accessory, Pro Stick Aluminum Cover, 80717 (Part No.80717)

B & M Shifter Accessory, Pro Stick Aluminum Cover, 80717

from

$149.99
Replacement brushed aluminum shifter cover and mounting pins for all B&M Pro Stick shifters.
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National – National Multi-Purpose Seal, 240698 (Part No.240698)

National Multi-Purpose Seal, 240698

from

$3.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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Most Popular Overdrive Solenoid O-Ring for 1966 Chevrolet Chevy IIs

Enhance your 1966 Chevrolet Chevy II with this popular Overdrive Solenoid O-Ring we have in stock, for $3.79.

National – National Multi-Purpose Seal, 240698 (Part No.240698)

National Multi-Purpose Seal, 240698

from

$3.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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Best-Selling 1966 Chevrolet Chevy II Transmission Modulator Valves

Upgrade your Chevy II with one of our 4 best-selling Transmission Modulator Valves, earning an average 3 stars rating across 2 reviews.

B & M – B & M Modulator, 20234 (Part No.20234)

B & M Modulator, 20234

from

$51.99
The B&M vacuum modulator is fully adjustable and allows you to fine-tune your shift points and shift feel. This is done by turning the adjustment screw inside of the vacuum line connection for more or less diaphragm preload, thus raising or lowering part throttle shift points and line pressures. For GM TH350 and TH400 automatic transmissions.
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ATP – ATP AT MODULATOR VALVE, JX-76 (Part No.JX-76)

ATP AT MODULATOR VALVE, JX-76

from

$51.99
ATP AT MODULATOR VALVE, JX-76. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>TRANSMISSION CONTROL MODULES>TRANSMISSION CONTROL MODULES from ATP
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Carquest Premium – Carquest Automatic Transmission Modulator Valve, VMC1051 (Part No.VMC1051)

Carquest Automatic Transmission Modulator Valve, VMC1051

from

$66.99
The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.
See More

Carquest Premium – Carquest Automatic Transmission Modulator Valve, VMC1033 (Part No.VMC1033)

Carquest Automatic Transmission Modulator Valve, VMC1033

from

$39.99
The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.
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Top-Quality Transmission Dipsticks for 1966 Chevrolet Chevy IIs

Choose a high-quality OEM or aftermarket Transmission Dipstick for Chevrolet Chevy IIs and enjoy top-notch performance from $51.99.

Mr. Gasket – Mr. Gasket Automatic Transmission Dipstick With Tube, 9690 (Part No.9690)

Mr. Gasket Automatic Transmission Dipstick With Tube, 9690

from

$51.99
Fits GM (General Motors) Powerglide transmissions with an aluminum case. Chrome plated dipstick that includes O-ring for a positive seal.
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B & M – B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166 (Part No.22166)

B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166

from

$132.99
Dress up your street rod with this stainless steel braided dipstick featuring a billet aluminum knob with an o-ring for a leak proof seal. The dipstick fits GM TH400 automatic transmissions and mounts to the Bell housing. The handle has the B&M logo laser etched on the top showing everyone you appreciate quality.
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Top Picks for 1966 Chevrolet Chevy II Transmission Bushings

Invest in one of our 3 durable Transmission Bushings for your 1966 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

Dorman – Help – Dorman – Help Clutch Pilot Bushing, 14650 (Part No.14650)

Dorman - Help Clutch Pilot Bushing, 14650

from

$11.99
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
See More

Dorman – Dorman Clutch Pilot Bushing, 690-014.1 (Part No.690-014.1)

Dorman Clutch Pilot Bushing, 690-014.1

from

$7.29
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.
See More

ATP – ATP Automatic Transmission Front Pump Bushing, CB-4 (Part No.CB-4)

ATP Automatic Transmission Front Pump Bushing, CB-4

from

$11.79
ATP Transmission Components are exact fit, no compromise replacement parts
See More

Our Top-Rated Transmission and Driveline Fasteners for 1966 Chevrolet Chevy IIs

Make a smart move for your 1966 Chevrolet Chevy II with our Transmission and Driveline Fastener for $19.69.

Mr. Gasket – Mr. Gasket Torque Converter To Flex Plate Bolts, 6716 (Part No.6716)

Mr. Gasket Torque Converter To Flex Plate Bolts, 6716

from

$19.69
Mr. Gasket Torque Converter to Flexplate Bolts are forged from high quality steel and heat-treated for extra strength, these Grade 8 fasteners are a must for all hi-performance applications. Black plated finish helps resist rust and corrosion. Kits are complete with lock washers, where needed. Kits are complete with lock washers, where needed. 3/8-24 x 5/8 inch bolts with nuts. 3 per set.
See More

Top-Rated Automatic Transmission Part Brands For Your 1966 Chevrolet Chevy II

When it comes to finding the perfect Automatic Transmission Part for your 1966 Chevrolet Chevy II, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Automatic Transmission Part brands including Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.2 stars) and competitive prices, as low as $11.99. Purchasing a Automatic Transmission Part from us here at Advance Auto Parts is a smart move for both you and your 1966 Chevrolet Chevy II, providing peace of mind with parts that meet or exceed OEM standards.

Popular Dorman 1966 Chevrolet Chevy II Automatic Transmission Parts

If you’re looking for a top-quality Automatic Transmission Part for your 1966 Chevrolet Chevy II, Advance Auto Parts has exactly what you need with our selection of Dorman Automatic Transmission Parts. We have 1 Dorman Automatic Transmission Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $11.99, you’ll find the perfect Automatic Transmission Part for your needs and budget. Dorman Automatic Transmission Parts for the 1966 Chevrolet Chevy II come highly rated, with over 1 customer reviews and an impressive average rating of 4.2 stars. Choosing a Dorman Automatic Transmission Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Dorman - Help Clutch Pilot Bushing, 14650
from $11.99
(1)
Dorman – Help Clutch Pilot Bushing, 14650
“Fit my 350 sbc and M22 muncie, was magnetic, indicating iron / steel but I didn’t have another bushing to compare it to, maybe they all have some iron”

FAQs for 1966 Chevrolet Chevy II Automatic Transmission Parts

What are the best-selling Automatic Transmission Parts for 1966 Chevrolet Chevy IIs?

Out of 17 Automatic Transmission Parts that fit 1966 Chevrolet Chevy IIs, the following parts are the top sellers:

What’s the price range for 1966 Chevrolet Chevy II Automatic Transmission Parts?

The prices of Automatic Transmission Parts for the 1966 Chevrolet Chevy II range from $3.79 up to $149.99 for the most premium parts.

What is the average price of an Automatic Transmission Part for a 1966 Chevrolet Chevy II?

The average price for Automatic Transmission Parts for the 1966 Chevrolet Chevy II is $47.91. Keep in mind the variety of part types within our Automatic Transmission Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Automatic Transmission Parts for other Chevrolet Chevy II model years?

Yes, we carry Automatic Transmission Parts for 6 model years of Chevrolet Chevy IIs between 1962 and 1969. The following model years are the most popular for Automatic Transmission Part purchases: 1969, 1968, 1967, 1965, 1964, 1963, and 1962.

What are the cheapest Automatic Transmission Parts for my 1966 Chevrolet Chevy II?

The cheapest 1966 Chevrolet Chevy II Automatic Transmission Parts we carry are:

Does Advance Auto Parts sell Automatic Transmission Parts for any other 1966 Chevrolet models?

What are the top-rated Automatic Transmission Parts that fit the 1966 Chevrolet Chevy II?

The one 1966 Chevrolet Chevy II Automatic Transmission Part we have in stock is the National Multi-Purpose Seal, 240698. It costs $3.79.

What types of Automatic Transmission Parts do you sell for my 1966 Chevrolet Chevy II?

As of 8/2/26, these are some of the most in-demand types of Automatic Transmission Parts for a 1966 Chevrolet Chevy II:

Can I get help with 1966 Chevrolet Chevy II Automatic Transmission Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Automatic Transmission Parts and more.

What is your return policy for Chevrolet Chevy II Automatic Transmission Parts?

Advance Auto Parts keeps returns simple. For new Chevrolet Chevy II Automatic Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.